PW35/US_CT_VertebraRegistration: Move gif file as ProjectWeekResources release asset

The files was manually renamed and uploaded as a release asset.

Author: jcfr

PW35_2021_Virtual/Projects/US_CT_VertebraRegistration/README.md

@@ -51,7 +51,7 @@ The goal is to combine the registration method for _open_ surgery implemented in
 
 **Generate aligned CT-US data:**
 
-![US-CT Data](US-CTAlignment.gif)
+![US-CT Data](https://github.com/NA-MIC/ProjectWeek/releases/download/project-week-resources/PW35__US_CT_VertebraRegistration__US-CTAlignment.gif)
 
 
 
@@ -67,4 +67,4 @@ The goal is to combine the registration method for _open_ surgery implemented in
 
 # Background and References
 
-<!-- If you developed any software, include link to the source code repository. If possible, also add links to sample data, and to any relevant publications. -->
+<!-- If you developed any software, include link to the source code repository. If possible, also add links to sample data, and to any relevant publications. -->